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The correct answer is D
Which Python library is primarily used for data manipulation and analysis, offering tools for reshaping, merging, and aggregating datasets?
Which of the following Big Data processing models is based on the concept of continuous data flow processing?
What is the primary purpose of data cleaning in the data analysis process?
A company wants to analyze customer sentiment about their new product by extracting data from Twitter. Which data collection method is most appropriate ...
A database holding sensitive customer data is compromised, and attackers exfiltrate data without altering it. Which principle of the CIA triad has been ...
In Python, which method in the Pandas library would you use to replace NaN values in a DataFrame with the median value of each column?
In a machine learning experiment, the company wants to predict future sales based on advertising spend. What is the dependent variable in this scenario?
A retail company is facing declining sales over the last three quarters. As a data analyst, what is the first step in identifying the business problem t...
You have a dataset with inconsistent date formats (e.g., 'DD/MM/YYYY', 'MM-DD-YYYY', 'YYYY-MM-DD'). What is the first step you should take to standardiz...
Which of the following characteristics best differentiates Big Data from Traditional Data ?
